Garth, Bryant
Sijthoff and Noordhoff, 1980
Buku Teks
Cambridge University Press, 2016
eBooks
Musfiq Muizzuddin, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2018
UI - Tugas Akhir
Smith, Reginald Heber
Petterson Smith, 1972
Buku Teks
Afif Al Ghani Yoneva, author
Fakultas Hukum Universitas Indonesia, 2019
UI - Tesis Membership